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DR. NICHOLAS MASON MD
NPI 1346877719
General Practice in Pearl Harbor, HI

Active since March 25, 2020PECOS Enrolled
480 CENTRAL AVE, PEARL HARBOR, HI 96860(703) 347-4146 Get Directions Write a Review

NPPES record last updated: March 3, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 3, 2026, Feb 6, 2025, May 19, 2021 and 1 more (4 updates tracked since 2020).

About Dr. Nicholas Mason Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. NICHOLAS MASON MD (NPI 1346877719) is an individual general practice provider in Pearl Harbor, Hawaii, licensed in Arizona (70399) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1346877719
Entity TypeIndividualMale
Primary Taxonomy208D00000X
Provider Legal NameDR. NICHOLAS MASONCredential: MD
Location Address480 CENTRAL AVEPearl Harbor, HI 96860-4908
Mailing Address480 Central AvePearl Harbor, HI 96860-4908
Phone(703) 347-4146
Sole ProprietorNo
Enumeration DateMarch 25, 2020
Last NPPES UpdateMarch 3, 20264 updates tracked since enumeration
NPPES CertifiedMarch 3, 2026
✔ NPI 1346877719 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians
Taxonomy Code208D00000X
License✔ Licensed in AZ · 70399
Definition
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee
Also ListedMilitary Health Care ProviderTaxonomy 171000000X · License 70399 (AZ)
480 CENTRAL AVE, Pearl Harbor, HI 96860
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Nicholas Mason Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JOHN KNOREK PH.D.
Psychologist
480 CENTRAL AVE
PEARL HARBOR, HI 96860
Honolulu County (808) 474-4242
MR. DENNIS T SEKINE MS, MPH, CCC-A
Audiologist
480 CENTRAL AVE
PEARL HARBOR, HI 96860
Honolulu County (808) 474-0628
MR. KEVIN THOMAS COHN HM2/P.T. TEHCNICIAN
Technician
480 CENTRAL AVE
PEARL HARBOR, HI 96860
Honolulu County (808) 257-8708
CHRISTOPHER G PELLEJERA O.D.
Optometrist
480 CENTRAL AVE
PEARL HARBOR, HI 96860
Honolulu County (808) 474-4248
MR. DEMETRIUS PRUITT APRN
Nurse Practitioner (Family)
480 CENTRAL AVE
PEARL HARBOR, HI 96860
Honolulu County (808) 477-2600
TAYLOR ANNE STUBBLEFIELD IDC
Military Health Care Provider (Independent Duty Corpsman)
480 CENTRAL AVE
PEARL HARBOR, HI 96860
Honolulu County (951) 442-2444
BENJAMIN CLARKSON JAMES DPT
Physical Therapist
480 CENTRAL AVE
PEARL HARBOR, HI 96860
Honolulu County (808) 474-4242
MR. JUDE COLEMAN PHARMACIST
Pharmacist
480 CENTRAL AVE
PEARL HARBOR, HI 96860
Honolulu County (808) 473-1880

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nicholas Mason's NPI number?

The NPI number for Nicholas Mason is 1346877719. It was assigned to this individual provider in the NPPES registry on March 25, 2020.

Where is Nicholas Mason located?

Nicholas Mason practices at 480 Central Ave, Pearl Harbor, HI 96860. The listed phone number is (703) 347-4146.

What is Nicholas Mason's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Is Nicholas Mason enrolled in Medicare?

Yes. Nicholas Mason is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Nicholas Mason was last updated on March 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.